Home / 1,477.57-2,037.36-1,103.92

Finding the Fourth Proportional to 1,477.57, 2,037.36 and 1,103.92

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Solution

The fourth proportional to 1,477.57, 2,037.36 and 1,103.92 is: 1,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.57 : 2,037.36 = 1,103.92 : x
  2. Step 2: Convert to fraction form
    1,477.57/2,037.36 = 1,103.92/x
  3. Step 3: Cross multiply
    1,477.57x = 2,037.36 × 1,103.92
  4. Step 4: Simplify right side
    1,477.57x = 2,249,082.45
  5. Step 5: Solve for x
    x = 2,249,082.45/1,477.57
  6. Step 6: Final answer
    x = 1,522.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.